Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 23:46

General

  • Target

    076a4d1219f4591f24c63aa00c09c5f4.exe

  • Size

    125KB

  • MD5

    076a4d1219f4591f24c63aa00c09c5f4

  • SHA1

    0c174d42d6c59474681c6770b2de6e62aea0ef94

  • SHA256

    33479ea5aa569dad18e4e048d08a0c8eb02f3d9e38d24313817180150502d603

  • SHA512

    ad926de06c5dcf80bc88f07a0b066a53877241e4431fd530372874c94ed041b68ee3bf6d744cde53889d8c39f7ee7ad4f10908766354c7358d7994903854df8d

  • SSDEEP

    3072:i9hYp3oqHVK/1OK5gakx1c2T2Of93F2Vkmm:wKp3xH0g0C1N2OfyVkV

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 14 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\076a4d1219f4591f24c63aa00c09c5f4.exe
    "C:\Users\Admin\AppData\Local\Temp\076a4d1219f4591f24c63aa00c09c5f4.exe"
    1⤵
    • Modifies firewall policy service
    • Adds policy Run key to start application
    • Sets service image path in registry
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    PID:3032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\msrpc.exe

    Filesize

    125KB

    MD5

    5d6c2274b71d9ed2ffad0ca1dd234751

    SHA1

    29f49d107c97ce741b1b997be93883bcaab556e6

    SHA256

    3141ef4c53235d05cb721d498124ad19e766d3bd1c82bfc4f8f6cb9af582e18a

    SHA512

    25b4a40c69291db6820acb4863be76011b056e60e67515bd7035a588204baa70988c3ddaa073bc723d38a408580b45eb7b70c27a2c6a7e5f31f04cc47892efaa

  • memory/3032-0-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-17-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-18-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-19-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-24-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-25-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-26-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-28-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-29-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/3032-30-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB